“RF Loss” is the topic of the latest (May 10) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!
Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also e-mail your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.
Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide.
VHF
Retevis RT83(GPS) 10W IP67 DMR Digital UHF Radio
Retevis RT83 with digital and analogue mode two way radio. Using TDMA technology, designed with Tier II,AMBE++ vocoder, compatible with mototrb... Read more
VR-P25 Power Amplifier for Handheld Radios
VR-P25 is a portable, lightweight, Wide coverage RF booster amplifier for Handheld Radio equipment, proprietary and emerging waveforms. Two Way R... Read more
Announcing the Tytera MD-9600 DMR Digital Mobile Radio!
Tytera shook the world of digital radio in 2015 with the introduction of the MD-380, a portable handheld capable of both DMR and analog operation at a... Read more
Icom IC-2730A vs IC-2720
Ray Novak and George Thomas compare the IC-2730A to it’s predecessor, the IC-2720. Read more
TH-D74 VHF/UHF Dual Band Handheld with GPS Webnair
TH-D74 The TH-D74 is Kenwood’s latest hand held transceiver. It offers a wide range of features including digital (D-STAR), 2m/70cm analogue FM, APRS... Read more
BCH-220 Handheld Radio
BCH-220 Handheld Radio Introducing the new BCH-220 Handheld Radio for 1.25m 220 MHz. It’s just what you need in a 220 MHz portable. The BCH-220... Read more
Review
AnyTone AT-D878UVII Plus Unboxing and Demo
In today’s video, we’ll be sharing a live unboxing of the AnyTone AT-D878UVII Plus as well as a product demo. VHF/UHF DUAL BAND: Feat... Read more
Ham Radio Basics–Jim, W6LG Sets Up a Basic Ham Radio Station
Jim W6LG demonstrates typical connections for a basic ham radio station; power supply, transceiver, microphone and key. In the next episode, other dev... Read more
Review of MFJ’s New Xiegu X5105 HF QRP Deluxo
Review of MFJ’s newest radio. MFJ is the sole importer of the new Xiegu X5105 160m-6m QRP SSB/CW/AM/FM radio with built in rechargeable battery... Read more
Morse Code : Keys and Keyers
Garry Ursenbach, VE6MU / NB7T, wants to know Dave’s suggestions on morse code keys. Dave will also teach about keyers. Read more
Field Testing The MFJ Octopus Antenna | Did It survive the wind?
“This time, I’m out in the field (way out in the Arizona desert) Field testing the MFJ Octopus antenna. So how does it hold up in 60 MPH w... Read more
Equipment
CW Decoder – Inac
decoder translates and displays the tones of a telegraph or teletype signal on a display of alphanumeric characters. Only required to run a connection... Read more
DSP Noise Cancelling Speakers
NOISE CANCELLING SPEAKERS The bhi DESKTOP 10 watt DSP noise cancelling base station speaker will work with most radios, transceivers, receivers, and S... Read more
Colibri DDC SDR SDR (Software Defined Radio) HF / 6m
ColibriDDC Receiver: This small-size receiver is intended to receive signals covering the HF frequency band 0.09MHz to 55MHz, and also (wit... Read more
LP-100A Digital Vector Wattmeter by N8LP
LP-100A Digital Vector Wattmeter Everything you need for critical station monitoring, tuning and protection on one screen. No other meter has dual bar... Read more
ACOM Company Tour. HF power amplifier production
ACOM Company Tour. HF power amplifier production – ACOM 1010, ACOM 1000, ACOM 700S, ACOM 1200S, ACOM 1010, ACOM 1500, ACOM 2100 and ACOM 2000A. Read more
Portable Solar Power, Samlex Foldable Solar Panel, Off-Grid Emergency Electricity
Portable Solar Power, Samlex Foldable Solar Panel, Off-Grid Emergency Electricity The Samlex 135 watt portable solar panel with included charge contro... Read more
App - Mobile
Pocket Radio Android App ( TX and RX )
This is an Android application used to remotely control several HAM radio – any CAT enabled transceiver over Bluetooth, USB/Serial or with secu... Read more
SDR Receiver for IOS version 1.2.1 has been released
SDR Receiver demodulates and plays AM and FM signals received by an RTL-SDR, Airspy HF+ or SDRplay radio. Requires a radio and a host comput... Read more
SmartSDR for iOS v3.4.01 Now Available
FlexRadio Systems announces the release of SmartSDR for iOS v3.4.01 is now available for download or update from the Apple App Store. This App require... Read more
Nifty app uses Morse code to send Apple Watch messages
Although there are ways of messaging people with the Apple Watch — either with Siri dictation, or using pre-written responses and emojis — as far as I... Read more
OpenHPSDR Radio – Android App
Check this new app on Google Play Software Defined Radio. Supports the following hardware: HPSDR Atlas based systems using Metis. HPSDR Hermes... Read more
RUMlogNG2Go for iOS version 3.5.2 now available
Thomas Lindner, DL2RUM, is happy to announce the availability of version 3.5.2 of his RUMlogNG2Go logger for the iPhone and iPad. RUMlogNG2Go can be ... Read more
![Reviewing the Icom ID-52E 5W D-STAR Transceiver [ ICOM UK ]](https://qrznow.com/wp-content/uploads/2022/01/maxresdefault-1-90x60.jpg)
![Reviewing the Icom ID-52E 5W D-STAR Transceiver [ ICOM UK ]](https://qrznow.com/wp-content/uploads/2022/01/maxresdefault-1-180x120.jpg)
